Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6

105 files changed, 350 insertions, 128 deletions

diff --git a/include/drm/drm.h b/include/drm/drm.h
index 32e5096554e..8e77357334a 100644
--- a/include/drm/drm.h
+++ b/include/drm/drm.h
@@ -458,7 +458,7 @@ enum drm_vblank_seq_type {
 	_DRM_VBLANK_FLIP = 0x8000000,   /**< Scheduled buffer swap should flip */
 	_DRM_VBLANK_NEXTONMISS = 0x10000000,	/**< If missed, wait for next vblank */
 	_DRM_VBLANK_SECONDARY = 0x20000000,	/**< Secondary display controller */
-	_DRM_VBLANK_SIGNAL = 0x40000000	/**< Send signal instead of blocking */
+	_DRM_VBLANK_SIGNAL = 0x40000000	/**< Send signal instead of blocking, unsupported */
 };
 
 #define _DRM_VBLANK_TYPES_MASK (_DRM_VBLANK_ABSOLUTE | _DRM_VBLANK_RELATIVE)
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index afb7858c068..8190b9bcc2d 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -545,13 +545,6 @@ struct drm_ctx_list {
 	struct drm_file *tag;		/**< associated fd private data */
 };
 
-struct drm_vbl_sig {
-	struct list_head head;
-	unsigned int sequence;
-	struct siginfo info;
-	struct task_struct *task;
-};
-
 /* location of GART table */
 #define DRM_ATI_GART_MAIN 1
 #define DRM_ATI_GART_FB   2
@@ -903,8 +896,6 @@ struct drm_device {
 	wait_queue_head_t *vbl_queue;   /**< VBLANK wait queue */
 	atomic_t *_vblank_count;        /**< number of VBLANK interrupts (driver must alloc the right number of counters) */
 	spinlock_t vbl_lock;
-	struct list_head *vbl_sigs;	/**< signal list to send on VBLANK */
-	atomic_t vbl_signal_pending;    /* number of signals pending on all crtcs*/
 	atomic_t *vblank_refcount;      /* number of users of vblank interruptsper crtc */
 	u32 *last_vblank;               /* protected by dev->vbl_lock, used */
 					/* for wraparound handling */
diff --git a/include/linux/Kbuild b/include/linux/Kbuild
index 6a9bb975323..b97cdc516a8 100644
--- a/include/linux/Kbuild
+++ b/include/linux/Kbuild
@@ -41,6 +41,7 @@ header-y += baycom.h
 header-y += bfs_fs.h
 header-y += blkpg.h
 header-y += bpqether.h
+header-y += bsg.h
 header-y += can.h
 header-y += cdk.h
 header-y += chio.h
diff --git a/include/linux/aio_abi.h b/include/linux/aio_abi.h
index 9e017293131..2c873166418 100644
--- a/include/linux/aio_abi.h
+++ b/include/linux/aio_abi.h
@@ -27,6 +27,7 @@
 #ifndef __LINUX__AIO_ABI_H
 #define __LINUX__AIO_ABI_H
 
+#include <linux/types.h>
 #include <asm/byteorder.h>
 
 typedef unsigned long	aio_context_t;
diff --git a/include/linux/atalk.h b/include/linux/atalk.h
index e9ebac2e2ec..d34c187432e 100644
--- a/include/linux/atalk.h
+++ b/include/linux/atalk.h
@@ -1,6 +1,7 @@
 #ifndef __LINUX_ATALK_H__
 #define __LINUX_ATALK_H__
 
+#include <linux/types.h>
 #include <asm/byteorder.h>
 
 /*
diff --git a/include/linux/atmbr2684.h b/include/linux/atmbr2684.h
index 52bf72affbb..fdb2629b618 100644
--- a/include/linux/atmbr2684.h
+++ b/include/linux/atmbr2684.h
@@ -1,6 +1,7 @@
 #ifndef _LINUX_ATMBR2684_H
 #define _LINUX_ATMBR2684_H
 
+#include <linux/types.h>
 #include <linux/atm.h>
 #include <linux/if.h>		/* For IFNAMSIZ */
 
diff --git a/include/linux/auto_fs4.h b/include/linux/auto_fs4.h
index 55fa478bd63..8b49ac48a5b 100644
--- a/include/linux/auto_fs4.h
+++ b/include/linux/auto_fs4.h
@@ -12,6 +12,7 @@
 #define _LINUX_AUTO_FS4_H
 
 /* Include common v3 definitions */
+#include <linux/types.h>
 #include <linux/auto_fs.h>
 
 /* autofs v4 definitions */
diff --git a/include/linux/bfs_fs.h b/include/linux/bfs_fs.h
index 8ed6dfdcd78..1c0b355aa51 100644
--- a/include/linux/bfs_fs.h
+++ b/include/linux/bfs_fs.h
@@ -6,6 +6,8 @@
 #ifndef _LINUX_BFS_FS_H
 #define _LINUX_BFS_FS_H
 
+#include <linux/types.h>
+
 #define BFS_BSIZE_BITS		9
 #define BFS_BSIZE		(1<<BFS_BSIZE_BITS)
 
@@ -17,7 +19,6 @@
 #define BFS_VDIR 2L
 #define BFS_VREG 1L
 
-
 /* BFS inode layout on disk */
 struct bfs_inode {
 	__le16 i_ino;
diff --git a/include/linux/bio.h b/include/linux/bio.h
index 18462c5b8ff..2aa283ab062 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -144,7 +144,7 @@ struct bio {
  * bit 1 -- rw-ahead when set
  * bit 2 -- barrier
  *	Insert a serialization point in the IO queue, forcing previously
- *	submitted IO to be completed before this oen is issued.
+ *	submitted IO to be completed before this one is issued.
  * bit 3 -- synchronous I/O hint: the block layer will unplug immediately
  *	Note that this does NOT indicate that the IO itself is sync, just
  *	that the block layer will not postpone issue of this IO by plugging.
@@ -163,12 +163,33 @@ struct bio {
 #define BIO_RW		0	/* Must match RW in req flags (blkdev.h) */
 #define BIO_RW_AHEAD	1	/* Must match FAILFAST in req flags */
 #define BIO_RW_BARRIER	2
-#define BIO_RW_SYNC	3
-#define BIO_RW_META	4
-#define BIO_RW_DISCARD	5
-#define BIO_RW_FAILFAST_DEV		6
-#define BIO_RW_FAILFAST_TRANSPORT	7
-#define BIO_RW_FAILFAST_DRIVER		8
+#define BIO_RW_SYNCIO	3
+#define BIO_RW_UNPLUG	4
+#define BIO_RW_META	5
+#define BIO_RW_DISCARD	6
+#define BIO_RW_FAILFAST_DEV		7
+#define BIO_RW_FAILFAST_TRANSPORT	8
+#define BIO_RW_FAILFAST_DRIVER		9
+
+#define BIO_RW_SYNC	(BIO_RW_SYNCIO | BIO_RW_UNPLUG)
+
+#define bio_rw_flagged(bio, flag)	((bio)->bi_rw & (1 << (flag)))
+
+/*
+ * Old defines, these should eventually be replaced by direct usage of
+ * bio_rw_flagged()
+ */
+#define bio_barrier(bio)	bio_rw_flagged(bio, BIO_RW_BARRIER)
+#define bio_sync(bio)		bio_rw_flagged(bio, BIO_RW_SYNCIO)
+#define bio_unplug(bio)		bio_rw_flagged(bio, BIO_RW_UNPLUG)
+#define bio_failfast_dev(bio)	bio_rw_flagged(bio, BIO_RW_FAILFAST_DEV)
+#define bio_failfast_transport(bio)	\
+		bio_rw_flagged(bio, BIO_RW_FAILFAST_TRANSPORT)
+#define bio_failfast_driver(bio) 	\
+		bio_rw_flagged(bio, BIO_RW_FAILFAST_DRIVER)
+#define bio_rw_ahead(bio)	bio_rw_flagged(bio, BIO_RW_AHEAD)
+#define bio_rw_meta(bio)	bio_rw_flagged(bio, BIO_RW_META)
+#define bio_discard(bio)	bio_rw_flagged(bio, BIO_RW_DISCARD)
 
 /*
  * upper 16 bits of bi_rw define the io priority of this bio
@@ -193,15 +214,6 @@ struct bio {
 #define bio_offset(bio)		bio_iovec((bio))->bv_offset
 #define bio_segments(bio)	((bio)->bi_vcnt - (bio)->bi_idx)
 #define bio_sectors(bio)	((bio)->bi_size >> 9)
-#define bio_barrier(bio)	((bio)->bi_rw & (1 << BIO_RW_BARRIER))
-#define bio_sync(bio)		((bio)->bi_rw & (1 << BIO_RW_SYNC))
-#define bio_failfast_dev(bio)	((bio)->bi_rw &	(1 << BIO_RW_FAILFAST_DEV))
-#define bio_failfast_transport(bio)	\
-	((bio)->bi_rw & (1 << BIO_RW_FAILFAST_TRANSPORT))
-#define bio_failfast_driver(bio) ((bio)->bi_rw & (1 << BIO_RW_FAILFAST_DRIVER))
-#define bio_rw_ahead(bio)	((bio)->bi_rw & (1 << BIO_RW_AHEAD))
-#define bio_rw_meta(bio)	((bio)->bi_rw & (1 << BIO_RW_META))
-#define bio_discard(bio)	((bio)->bi_rw & (1 << BIO_RW_DISCARD))
 #define bio_empty_barrier(bio)	(bio_barrier(bio) && !bio_has_data(bio) && !bio_discard(bio))
 
 static inline unsigned int bio_cur_sectors(struct bio *bio)
@@ -312,7 +324,6 @@ struct bio_integrity_payload {
 	void			*bip_buf;	/* generated integrity data */
 	bio_end_io_t		*bip_end_io;	/* saved I/O completion fn */
 
-	int			bip_error;	/* saved I/O error */
 	unsigned int		bip_size;
 
 	unsigned short		bip_pool;	/* pool the ivec came from */
@@ -440,12 +451,13 @@ extern struct biovec_slab bvec_slabs[BIOVEC_NR_POOLS] __read_mostly;
 
 #ifdef CONFIG_HIGHMEM
 /*
- * remember to add offset! and never ever reenable interrupts between a
- * bvec_kmap_irq and bvec_kunmap_irq!!
+ * remember never ever reenable interrupts between a bvec_kmap_irq and
+ * bvec_kunmap_irq!
  *
  * This function MUST be inlined - it plays with the CPU interrupt flags.
  */
-static inline char *bvec_kmap_irq(struct bio_vec *bvec, unsigned long *flags)
+static __always_inline char *bvec_kmap_irq(struct bio_vec *bvec,
+		unsigned long *flags)
 {
 	unsigned long addr;
 
@@ -461,7 +473,8 @@ static inline char *bvec_kmap_irq(struct bio_vec *bvec, unsigned long *flags)
 	return (char *) addr + bvec->bv_offset;
 }
 
-static inline void bvec_kunmap_irq(char *buffer, unsigned long *flags)
+static __always_inline void bvec_kunmap_irq(char *buffer,
+		unsigned long *flags)
 {
 	unsigned long ptr = (unsigned long) buffer & PAGE_MASK;
 
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 044467ef7b1..dcaa0fd84b0 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -108,6 +108,7 @@ enum rq_flag_bits {
 	__REQ_RW_META,		/* metadata io request */
 	__REQ_COPY_USER,	/* contains copies of user pages */
 	__REQ_INTEGRITY,	/* inte